134126171 has 4 divisors (see below), whose sum is σ = 136015344. Its totient is φ = 132237000.

The previous prime is 134126143. The next prime is 134126177. The reversal of 134126171 is 171621431.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-134126171 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 134126171.

It is not an unprimeable number, because it can be changed into a prime (134126177) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 944480 + ... + 944621.

It is an arithmetic number, because the mean of its divisors is an integer number (34003836).

Almost surely, 2^134126171 is an apocalyptic number.

134126171 is a deficient number, since it is larger than the sum of its proper divisors (1889173).

134126171 is an equidigital number, since it uses as much as digits as its factorization.

134126171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1889172.

The product of its digits is 1008, while the sum is 26.

The square root of 134126171 is about 11581.2853777118. The cubic root of 134126171 is about 511.8835527719.

The spelling of 134126171 in words is "one hundred thirty-four million, one hundred twenty-six thousand, one hundred seventy-one".